Eigen::internal::tridiagonalization_inplace_selector< MatrixType, Size, IsComplex > Struct Template Reference

#include <src/eigen/Eigen/src/Eigenvalues/Tridiagonalization.h>

Public Types
typedef Tridiagonalization< MatrixType >::CoeffVectorType	CoeffVectorType
typedef Tridiagonalization< MatrixType >::HouseholderSequenceType	HouseholderSequenceType

Static Public Member Functions
template<typename DiagonalType , typename SubDiagonalType >
static void	run (MatrixType &mat, DiagonalType &diag, SubDiagonalType &subdiag, bool extractQ)

Detailed Description

template<typename MatrixType, int Size, bool IsComplex>
struct Eigen::internal::tridiagonalization_inplace_selector< MatrixType, Size, IsComplex >

Member Typedef Documentation

CoeffVectorType

template<typename MatrixType , int Size, bool IsComplex>

typedef Tridiagonalization<MatrixType>::CoeffVectorType Eigen::internal::tridiagonalization_inplace_selector< MatrixType, Size, IsComplex >::CoeffVectorType

HouseholderSequenceType

template<typename MatrixType , int Size, bool IsComplex>

typedef Tridiagonalization<MatrixType>::HouseholderSequenceType Eigen::internal::tridiagonalization_inplace_selector< MatrixType, Size, IsComplex >::HouseholderSequenceType

Member Function Documentation

run()

template<typename MatrixType , int Size, bool IsComplex>

template<typename DiagonalType , typename SubDiagonalType >

static void Eigen::internal::tridiagonalization_inplace_selector< MatrixType, Size, IsComplex >::run ( MatrixType &  mat, DiagonalType &  diag, SubDiagonalType &  subdiag, bool  extractQ  )

inlinestatic

  {
    CoeffVectorType hCoeffs(mat.cols()-1);
    tridiagonalization_inplace(mat,hCoeffs);
    diag = mat.diagonal().real();
    subdiag = mat.template diagonal<-1>().real();
    if(extractQ)
      mat = HouseholderSequenceType(mat, hCoeffs.conjugate())
            .setLength(mat.rows() - 1)
            .setShift(1);
  }

References real(), Eigen::HouseholderSequence< VectorsType, CoeffsType, Side >::setLength(), Eigen::HouseholderSequence< VectorsType, CoeffsType, Side >::setShift(), and Eigen::internal::tridiagonalization_inplace().

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The documentation for this struct was generated from the following file:

• src/eigen/Eigen/src/Eigenvalues/Tridiagonalization.h